diff --git a/src/wp-admin/includes/user.php b/src/wp-admin/includes/user.php
index 101b9ab7c6..a0444397b3 100644
--- a/src/wp-admin/includes/user.php
+++ b/src/wp-admin/includes/user.php
@@ -107,12 +107,12 @@ function edit_user( $user_id = 0 ) {
 	/* checking that username has been typed */
 	if ( $user->user_login == '' )
 		$errors->add( 'user_login', __( '<strong>ERROR</strong>: Please enter a username.' ) );
-		
+
 	/* checking that nickname has been typed */
- 	if ( $update && empty( $user->nickname ) ) { 
-		$errors->add( 'nickname', __( '<strong>ERROR</strong>: Please enter a nickname.' ) ); 
+	if ( $update && empty( $user->nickname ) ) {
+		$errors->add( 'nickname', __( '<strong>ERROR</strong>: Please enter a nickname.' ) );
 	}
-	
+
 	/* checking the password has been typed twice */
 	/**
 	 * Fires before the password and confirm password fields are checked for congruity.
@@ -515,4 +515,4 @@ this email. This invitation will expire in a few days.
 
 Please click the following link to activate your user account:
 %%s' ), get_bloginfo( 'name' ), home_url(), wp_specialchars_decode( translate_user_role( $role['name'] ) ) );
-}
\ No newline at end of file
+}
diff --git a/src/wp-includes/comment-functions.php b/src/wp-includes/comment-functions.php
index ad8f9c2fa3..7499b97c57 100644
--- a/src/wp-includes/comment-functions.php
+++ b/src/wp-includes/comment-functions.php
@@ -708,7 +708,7 @@ function check_comment_flood_db( $ip, $email, $date ) {
 		"SELECT `comment_date_gmt` FROM `$wpdb->comments` WHERE `comment_date_gmt` >= %s AND ( $check_column = %s OR `comment_author_email` = %s ) ORDER BY `comment_date_gmt` DESC LIMIT 1",
 		$hour_ago,
 		$user,
-		$email 
+		$email
 	);
 	$lasttime = $wpdb->get_var( $sql );
 	if ( $lasttime ) {
diff --git a/src/wp-includes/taxonomy-functions.php b/src/wp-includes/taxonomy-functions.php
index e53503c3db..59fc9a0bf1 100644
--- a/src/wp-includes/taxonomy-functions.php
+++ b/src/wp-includes/taxonomy-functions.php
@@ -321,7 +321,7 @@ function is_taxonomy_hierarchical($taxonomy) {
  *     @type bool|array    $rewrite {
  *         Triggers the handling of rewrites for this taxonomy. Default true, using $taxonomy as slug. To prevent
  *         rewrite, set to false. To specify rewrite rules, an array can be passed with any of these keys:
- *    
+ *
  *         @type string $slug         Customize the permastruct slug. Default `$taxonomy` key.
  *         @type bool   $with_front   Should the permastruct be prepended with WP_Rewrite::$front. Default true.
  *         @type bool   $hierarchical Either hierarchical rewrite tag or not. Default false.